Brief case



FIG. 1 is a perspective view of the brief case showing my new design;

FIG. 2 is a side elevational view, the opposite side being a mirror image thereof;

FIG. 3 is a left end elevational view;

FIG. 4 is a right end elevational view;

FIG. 5 is a top plan view; and

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a brief case, as shown and described. 